# Fertilisers (Sampling and Analysis) Regulations (Northern Ireland) 1996, Paragraph 5: APPARATUS


Electric hot plate with variable temperature control.
Note:
Where the boron content of an extract is to be determined, do not use borosilicate glassware. As the method involves boiling, teflon or silica is preferable. Rinse the glassware thoroughly if it has been washed in detergents containing borates.

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Source: https://www.legislation.gov.uk/nisr/1996/513/schedule/2/part/I/chapter/25a./paragraph/5 (the official version)
Page: https://openlegislation.uk/fertilisers-sampling-and-analysis-regulations-northern-ireland-1996/schedule-2/part-I/chapter-25a./paragraph-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.